Compatible: for EOS 5D Mark II, 7D, Rebel T2i, Rebel T1i, Rebel XSi, Digital Rebel XTi, Digital Rebel XT, Digital Rebel, ELAN 7 Series, IIE, II, ELAN, Rebel T2, K2 (Date version only)
Package Contents: Canon RC-6 Wireless Remote Shutter Release Controller for Rebel SL1, T2i, T3i, T4i, T5i, EOS M, 60D, 70D, 6D, 7D, 5D Mark III with: Carrying Case
Specifications: Type: Ring Lite, twin circular flash tubes, and separate Controller Unit
Flash Control System:
Control in E-TTL Mode: FP Sync, FE lock, Flash +/- compensation, Flash Exposure Bracketing
Control in Manual Mode: Flash +/- compensation
Ratio Control in Manual: L:R tubes (A:B); 8:1 - 1:1 - 1:8 in 1/2-stop increments
Custom Functions: Twelve (in addition to any on camera), set on flash LCD; three Personal Functions
External Power Source: Compact Battery Pack CP-E4
Guide Number: 45.93' (14 m) ISO100
34.45' (10.5 m) ISO100
Recycling Time: Approximately 0.1 - 5.5 seconds
Power Source: 4 AA batteries in Controller (Alkaline, NiCd, Lithium and Ni-MH type AAs are OK)